机组用途 Application

450mm森吉米尔型二十辊轧机是在常温状态下，将厚度为1.0mm的带材，经若干道次轧制，轧制成各类规格的具有所需厚度和表面粗糙度的冷轧带卷。

450mm 20 rolls Sendzimir Cold Mill is used to roll the 1.0mm thickness stainless steel at normal temperature state to the strip coils of different thickness and surface roughness.

性能指标 Technical data

1. 来料规格 Materials specifications   

材料 Material    SUS200、SUS300、SUS400不锈钢 stainless steel (σb=515MPa)

来料状态 Material state              退火冷轧料 Annealing cold rolled material

宽度 Width                                   250-450 mm

厚度 Thickness                                Max 1.0mm

卷外径 OD                                 MaxΦ1800mm (含衬纸 including the lining paper)

卷内经 ID                                     Φ508mm

卷重 Coil weight                            8000kg

2. 成品规格 Product specification

宽度 Width                                250-450mm

厚度 Thickness                             ≥0.06mm

卷外径 OD                                     MaxΦ1800mm（含衬纸 including the lining paper）

卷内经 ID                                    Φ508mm

卷重 Coil weight                            8000kg

3. 成品厚度公差(稳速段) Product thickness tolerance（steady speed part）

成品厚度 Product thickness（mm）	厚度公差 Thickness tolerance (mm)	公差范围内的轧制长度保证值 Guarantee value for mill length within the tolerance range
0.5＜h	±1%h	≥98％
0.3≤h≤0.5	±0.005	≥98％
h≤0.3	±0.003	≥98％

4. 成品板形公差 The sheet shape tolerance: ≦20IU

技术参数 The technical parameters

1. 原料重卷参数 Raw material recoiling parameters

速度 Speed                                      220m/min

卷筒 Reel                                        Φ508×500mm

张力 Tension                                       11KN

减速机速比 Speed ratio of the reducer     11.3

传动电机 Driving motor                Z4-250-31   DC49KW，0-450-1500r/min 400V

2.左右卷取参数 Parameters of coiling left and right

卷筒 Reel                                       Φ500×500mm

减速机速比12时     速度Max220m/min  张力Max70KN

Speed ratio of the reducer is 12, speed Max220m/min, Tension Max70KN

减速机速比7.55时   速度Max350m/min  张力Max44KN

Speed ratio of the reducer is 7.55, speed Max350m/min, Tension Max44KN

传动电机 Driving motor                    Z400-4A，315KW，0-467-1500r/min,440V

3.轧机参数 The rolling mill parameters

工作辊尺寸 Working roll diameter                                     Φ35X517mm

第一中间辊尺寸 The first intermediate roll diameter         Φ51X560mm

第二中间辊尺寸 The second intermediate roll diameter    Φ90X517mm

背衬辊轴承 The backing roll bearing                                  Φ160mmXΦ70mm

最大轧制力 Max. roll force                                                 1200KN

最大轧制速度 Max. roll speed                                            220/350m/min

减速机速比 Speed ratio of the reducer                                        1

传动电机 Driving motor                             Z400-4A，315KW，0-467-1500r/min,440V

工艺润滑冷却流量（矿物油）Technical lubrication cooling flow rate（mineral oil）     1800L/min

4. 成品重卷参数 Product recoiling parameters

速度 Speed                                                                            220m/min

卷筒 Reel                                                                              Φ508×500mm

张力 Tension                                                                               15KN

减速机速比 Speed ratio of the reducer                                         11.3

传动电机 Driving motor                           Z4-250-42   DC67KW，0-450-1500r/min 400V